Home / 4,761,430,156.89-7,144,930,270.97-1,775,556,045.21

Finding the Fourth Proportional to 4,761,430,156.89, 7,144,930,270.97 and 1,775,556,045.21

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Solution

The fourth proportional to 4,761,430,156.89, 7,144,930,270.97 and 1,775,556,045.21 is: 2,664,372,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761,430,156.89 : 7,144,930,270.97 = 1,775,556,045.21 : x
  2. Step 2: Convert to fraction form
    4,761,430,156.89/7,144,930,270.97 = 1,775,556,045.21/x
  3. Step 3: Cross multiply
    4,761,430,156.89x = 7,144,930,270.97 × 1,775,556,045.21
  4. Step 4: Simplify right side
    4,761,430,156.89x = 12,686,224,135,224,707,072
  5. Step 5: Solve for x
    x = 12,686,224,135,224,707,072/4,761,430,156.89
  6. Step 6: Final answer
    x = 2,664,372,618.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.